3860906 has 12 divisors (see below), whose sum is σ = 6737058. Its totient is φ = 1654632.

The previous prime is 3860903. The next prime is 3860917. The reversal of 3860906 is 6090683.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2941225 + 919681 = 1715^2 + 959^2 .

It is not an unprimeable number, because it can be changed into a prime (3860903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19601 + ... + 19796.

Almost surely, 2^3860906 is an apocalyptic number.

3860906 is a deficient number, since it is larger than the sum of its proper divisors (2876152).

3860906 is a wasteful number, since it uses less digits than its factorization.

3860906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39413 (or 39406 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 3860906 is about 1964.9188278400. The cubic root of 3860906 is about 156.8783728105.

The spelling of 3860906 in words is "three million, eight hundred sixty thousand, nine hundred six".